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Recent questions tagged nielit-2018
3
votes
1
answer
1
NIELIT 2018-1
A Professor passed one sixth of his life in childhood, one twelfth in youth, and one seventh more as a bachelor, five years after his marriage a son was born who died four years before his father at half his final age, then what is the age of Professor? $84$ years $74$ years $64$ years $54$ years
Arjun
asked
in
Quantitative Aptitude
Dec 7, 2018
by
Arjun
5.4k
views
nielit-2018
general-aptitude
quantitative-aptitude
age
4
votes
3
answers
2
NIELIT 2018-2
Divide $88$ into four parts such as first part known as $a,$ second part $b,$ third part $c,$ and fourth part is $d,$ when $5$ is added to the first part, $5$ is subtracted from the second part, $3$ is multiplied by the third part and the fourth part is divided by $5,$ then all results ... $d$ respectively. $7, 17, 4, 60$ $8, 25, 5, 50$ $10, 30, 3, 45$ $17, 7, 4, 60$
Arjun
asked
in
Quantitative Aptitude
Dec 7, 2018
by
Arjun
3.1k
views
nielit-2018
quantitative-aptitude
number-system
3
votes
2
answers
3
NIELIT 2018-3
A software engineer has the capability of thinking $200$ lines of code in five minutes and can type $200$ lines of code in $10$ minutes. He takes a break for five minutes after every $10$ minutes. How many lines of code will he complete typing after an hour? $200$ $300$ $400$ $500$
Arjun
asked
in
Quantitative Aptitude
Dec 7, 2018
by
Arjun
4.6k
views
nielit-2018
general-aptitude
quantitative-aptitude
work-time
2
votes
1
answer
4
NIELIT 2018-4
Candid is to indirect as honest is to frank wicked truthful untruthful
Arjun
asked
in
Verbal Aptitude
Dec 7, 2018
by
Arjun
1.5k
views
nielit-2018
general-aptitude
verbal-aptitude
2
votes
2
answers
5
NIELIT 2018-5
Suppose a fraud shopkeeper sells rice to the customer at the cost price, but he uses a false weight of $900$ gm for a kg then his percentage gain is ______ $5.75 \%$ $5.56 \%$ $5.20 \%$ $5.00 \%$
Arjun
asked
in
Quantitative Aptitude
Dec 7, 2018
by
Arjun
6.5k
views
nielit-2018
general-aptitude
quantitative-aptitude
profit-loss
7
votes
5
answers
6
NIELIT 2018-6
A construction company ready to finish a construction work in $180$ days, hired $80$ workers each working $8$ hours daily. After $90$ days, only $2/7$ of the work was completed. How many workers are to be increased to complete the work on time? Note: If additionally acquired workers do agree to work for $10$ hours daily. $90$ workers $80$ workers $65$ workers $85$ workers
Arjun
asked
in
Quantitative Aptitude
Dec 7, 2018
by
Arjun
4.8k
views
nielit-2018
general-aptitude
quantitative-aptitude
work-time
2
votes
1
answer
7
NIELIT 2018-7
Here are some words translated from any Language. dionot means oak tree blyonot means oak leaf blycrin means maple leaf Which word could mean “maple syrup”? blymuth hupponot patricin crinweel
Arjun
asked
in
Verbal Aptitude
Dec 7, 2018
by
Arjun
1.5k
views
nielit-2018
general-aptitude
verbal-aptitude
logical-reasoning
1
vote
2
answers
8
NIELIT 2018-8
Let us consider the length of the side of a square represented by $2y+3$. The length of the side of an equilateral triangle is $4y$. If the square and the equilateral triangle have equal perimeter, then what is the value of $y$? $3$ $4$ $6$ $8$
Arjun
asked
in
Quantitative Aptitude
Dec 7, 2018
by
Arjun
2.2k
views
nielit-2018
general-aptitude
quantitative-aptitude
geometry
triangles
2
votes
1
answer
9
NIELIT 2018-9
Look at this series: $25, 25, 37, 37, \dots , 51, ….$. What number should fill the blank? $51$ $39$ $23$ $25$
Arjun
asked
in
Analytical Aptitude
Dec 7, 2018
by
Arjun
3.2k
views
nielit-2018
general-aptitude
analytical-aptitude
logical-reasoning
sequence-series
number-series
1
vote
1
answer
10
NIELIT 2018-10
Look at this sequence $SCD\;\; TEF\;\; UGH \_\_\_\_WKL,$ and find the missing sequence. $CMN$ $UJI$ $VIJ$ $IJT$
Arjun
asked
in
Verbal Aptitude
Dec 7, 2018
by
Arjun
780
views
nielit-2018
general-aptitude
verbal-aptitude
logical-reasoning
sequence-series
1
vote
1
answer
11
NIELIT 2018-11
Look at this series: $5000, 1001, 201, 41, \dots$ What number should come next? $9$ $10$ $11$ $42$
Arjun
asked
in
Analytical Aptitude
Dec 7, 2018
by
Arjun
3.9k
views
nielit-2018
general-aptitude
analytical-aptitude
logical-reasoning
sequence-series
number-series
2
votes
1
answer
12
NIELIT 2018-12
If finch related to bird (i.e.,) FINCH : BIRD. Then, find the pair that has a similar relationship. frog : toad elephant : reptile dalmatian : dog collie : marsupial
Arjun
asked
in
Verbal Aptitude
Dec 7, 2018
by
Arjun
1.9k
views
nielit-2018
verbal-aptitude
logical-reasoning
most-appropriate-word
2
votes
1
answer
13
NIELIT 2018-13
Which word does NOT belong with the others? wing fin beak rudder
Arjun
asked
in
Verbal Aptitude
Dec 7, 2018
by
Arjun
1.3k
views
nielit-2018
verbal-aptitude
logical-reasoning
most-appropriate-word
3
votes
1
answer
14
NIELIT 2018-14
A continuous random variable $x$ is distributed over the interval $[0,2]$ with probability density function $f(x) =ax^2 +bx$, where $a$ and $b$ are constants. If the mean of the distribution is $\frac{1}{2}$. Find the values of the constants $a$ and $b$. $a=2, b=- \frac{13}{6}$ $a= – \frac{15}{8}, b=3$ $a= – \frac{29}{6}, b=2$ $a=3, b= – \frac{7}{2}$
Arjun
asked
in
Probability
Dec 7, 2018
by
Arjun
2.3k
views
nielit-2018
engineering-mathematics
probability
random-variable
2
votes
1
answer
15
NIELIT 2018-15
The value of $\int_1^2 \int_0^{x^2} x \: dy \: dx$ is: $\frac{15}{4}$ $\frac{5}{4}$ $\frac{3}{4}$ $\frac{2}{3}$
Arjun
asked
in
Others
Dec 7, 2018
by
Arjun
822
views
nielit-2018
calculus
double-integration
1
vote
0
answers
16
NIELIT 2018-16
The value of $\int_c \frac{2x^2-5}{(x+2)^2 (x^2+4)x^2}dx$, (where $c$ is the square with vertices $1+i, 2+i, 2+2i, i+2i$) is: $0$ $\pi i$ $2 \pi i$ $4 \pi i$
Arjun
asked
in
Others
Dec 7, 2018
by
Arjun
639
views
nielit-2018
non-gate
integration
3
votes
3
answers
17
NIELIT 2018-17
If $2a+3b+c=0$, then at least one root of the equation $ax^2+bx+c=0$, lies in the interval: $(0,1)$ $(1,2)$ $(2,3)$ $(1,3)$
Arjun
asked
in
Quantitative Aptitude
Dec 7, 2018
by
Arjun
903
views
nielit-2018
general-aptitude
quantitative-aptitude
quadratic-equations
1
vote
1
answer
18
NIELIT 2018-18
If $y^a$ is an integrating factor of the differential equation $2xydx-(3x^2-y^2)dy=0$, then the value of $a$ is $-4$ $4$ $-1$ $1$
Arjun
asked
in
Others
Dec 7, 2018
by
Arjun
673
views
nielit-2018
non-gate
differential-equation
1
vote
0
answers
19
NIELIT 2018-19
If $u=f(y-z, \: \: z-x, \: \: x-y)$, then $\frac{ \partial u}{ \partial x} + \frac{ \partial u}{ \partial y} + \frac{ \partial u}{ \partial z} $ is equal to: $x+y+z$ $1+x+y+z$ $1$ $0$
Arjun
asked
in
Others
Dec 7, 2018
by
Arjun
645
views
nielit-2018
non-gate
differentiation
partial-order
1
vote
0
answers
20
NIELIT 2018-20
The general solution of the differential equation $\frac{dy}{dx} = (1+y^2)(e^{-x^2}-2x \tan^{-1} y)$ is: $e^{x^2} \tan^{-1} y = x+c$ $e^{-x^2} \tan^y = x+c$ $e^x \tan y = x^2+c$ $e^{-x} \tan^{-1} y = x^3+c$
Arjun
asked
in
Others
Dec 7, 2018
by
Arjun
570
views
nielit-2018
non-gate
differential-equation
2
votes
1
answer
21
NIELIT 2018-21
The value of $p$ such that the vector $\begin{bmatrix} 1 \\ 2 \\ 3 \end{bmatrix}$ is an eigen vector of the matrix $\begin{bmatrix} 4 & 1 & 2 \\ p & 2 & 1 \\ 14 & -4 & 10 \end{bmatrix}$ is $15$ $16$ $17$ $18$
Arjun
asked
in
Linear Algebra
Dec 7, 2018
by
Arjun
2.2k
views
nielit-2018
engineering-mathematics
linear-algebra
matrix
eigen-value
1
vote
1
answer
22
NIELIT 2018-22
While solving the differential equation $\frac{d^2 y}{dx^2} +4y = \tan 2x$ by the method of variation of parameters, then value of Wronskion (W) is: $1$ $2$ $3$ $4$
Arjun
asked
in
Others
Dec 7, 2018
by
Arjun
3.5k
views
nielit-2018
non-gate
differential-equation
1
vote
0
answers
23
NIELIT 2018-23
If $w=f(z)=u(x,y)+i \: v(x,y)$ is an analytic function, then $\frac{dw}{dz}$ is: $\frac{ \partial u } {\partial x}- i \frac{ \partial u}{\partial y}$ $\frac{ \partial u } {\partial x}+ i \frac{ \partial v}{\partial y}$ $\frac{ \partial u } {\partial x}- i \frac{ \partial v}{\partial x}$ $\frac{ \partial u } {\partial x}+ i \frac{ \partial u}{\partial y}$
Arjun
asked
in
Others
Dec 7, 2018
by
Arjun
1.2k
views
nielit-2018
non-gate
differentiation
partial-order
3
votes
1
answer
24
NIELIT 2018-24
If $f(x)=k$ exp, $\{ -(9x^2-12x+13)\}$, is a $p, d, f$ of a normal distribution ($k$, being a constant), the mean and standard deviation of the distribution: $\mu = \frac{2}{3}, \sigma = \frac{1}{3 \sqrt{2}}$ $\mu = 2, \sigma = \frac{1}{\sqrt{2}}$ $\mu = \frac{1}{3}, \sigma = \frac{1}{3 \sqrt{2}}$ $\mu = \frac{2}{3}, \sigma = \frac{1}{ \sqrt{3}}$
Arjun
asked
in
Probability
Dec 7, 2018
by
Arjun
1.6k
views
nielit-2018
engineering-mathematics
probability
normal-distribution
2
votes
0
answers
25
NIELIT 2018-25
The general solution of the partial differential equation $(D^2-D’^2-2D+2D’)Z=0$ where $D= \frac{\partial}{\partial x}$ and $D’=\frac{\partial}{\partial y}$: $f(y+x)+e^{2x}g(y-x)$ $e^{2x} f(y+x)+g(y-x)$ $e^{-2x} f(y+x)+g(y-x)$ $f(y+x)+e^{-2x}g(y-x)$
Arjun
asked
in
Others
Dec 7, 2018
by
Arjun
814
views
nielit-2018
non-gate
differential-equation
partial-order
2
votes
0
answers
26
NIELIT 2018-26
If $P(A \cap B) = \frac{1}{2}, \: P(\overline{A} \cap \overline{B}) = \frac{1}{2}$ and $2P(A)=P(B)=p$, then the value of $p$ is given by: $\frac{1}{4}$ $\frac{1}{2}$ $\frac{1}{3}$ $\frac{2}{3}$
Arjun
asked
in
Probability
Dec 7, 2018
by
Arjun
927
views
nielit-2018
engineering-mathematics
probability
2
votes
1
answer
27
NIELIT 2018-27
The following vectors $(1, 9, 9, 8), (2, 0, 0, 8), (2, 0, 0, 3)$ are Linearly dependent Linearly independent Constant None of these
Arjun
asked
in
Linear Algebra
Dec 7, 2018
by
Arjun
1.5k
views
nielit-2018
engineering-mathematics
linear-algebra
1
vote
1
answer
28
NIELIT 2018-28
For the function $(z) = \frac{1}{z^2(e^z-1)}, z=0$ is a pole of order: $1$ $2$ $3$ None of these
Arjun
asked
in
Others
Dec 7, 2018
by
Arjun
1.7k
views
nielit-2018
non-gate
complex-number
1
vote
1
answer
29
NIELIT 2018-29
Using Green’s theorem in plane, evaluate $\int_c (2x-y) dx + (x+y)dy$, where $c$ is the circle $x^2+y^2=4$ in the plane: $2 \pi$ $4 \pi$ $-4 \pi$ $8 \pi$
Arjun
asked
in
Others
Dec 7, 2018
by
Arjun
678
views
nielit-2018
non-gate
integration
3
votes
1
answer
30
NIELIT 2018-30
If $C$ is a non-singular matrix and $B=C \begin{bmatrix} 0 & x & y \\ 0 & 0 & x \\ 0 & 0 & 0 \end{bmatrix} C^{-1}$ then: $B^2=I$ $B^2 = \text{Null Matrix}$ $B^3=I$ $B^3 = \text{Null Matrix}$
Arjun
asked
in
Linear Algebra
Dec 7, 2018
by
Arjun
1.3k
views
nielit-2018
engineering-mathematics
linear-algebra
matrix
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